sample_preparation_problems_有道手机词典

1.Attentions and solutions were put forward in this paper according to some practical problems in manual sampling, mechanical sampling, sample preparation and analysis, etc.
针对燃煤电厂在人工采样、机械化采样、制样和化验等方面的一些实际问题，提出了应注意的事项及解决办法。
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